Siemon · Electronic Components
S81-50
Connecting Block Assembly
Part NumberS81-50
ManufacturerSiemon
AvailabilityAvailable to order — request a quote
Specifications
NSN5999-01-256-6023 (NSN)
Federal Item NameCONNECTING BLOCK ASSEMBLY
Federal Supply Class5999 — Miscellaneous Electrical Components
General Characteristics Item DescrEACH ASSEMBLY CONSIST OF 5 INDIVIDUAL BLOCKS; EACH BLOCK HAS 20 TERMINALS WITH 1 INDEPENDENT TERMINATION SLOT PER TERMIN
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is S81-50 available?
We can source S81-50 even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is S81-50 by Siemon obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If S81-50 has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like S81-50?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for S81-50?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.